1 static char *sccsid = "@(#)tty.c 4.1 (Berkeley) 10/01/80"; 2 /* 3 * Type tty name 4 */ 5 6 char *ttyname(); 7 8 main(argc, argv) 9 char **argv; 10 { 11 register char *p; 12 13 p = ttyname(0); 14 if(argc==2 && !strcmp(argv[1], "-s")) 15 ; 16 else 17 printf("%s\n", (p? p: "not a tty")); 18 exit(p? 0: 1); 19 } 20